You can go to the Reputation Leagues, and provide a link to them from there
Here is the link that goes to your position on the top users of all time
http://stackexchange.com/leagues/3/alltime/superuser/2008-08-01/81403?sort=reputationchange#81403
Daniel Beck also noted you can view the current quarter:
http://stackexchange.com/leagues/3/quarter/superuser/2011-10-01/81403?sort=reputationchange#81403